Having problems with your Buick Park Avenue ?
Does the AC/Htr blend door in a 1994 Buick Park Ave. use vacuum to operate, or electric..can't find logic or schematic dwgs for AC/Htr
Vacuum, there should be a tank under the hood by the Mastercylinder where the vacuum comes in from the engine.
Repair Help & Product Troubleshooting for Buick Park Avenue
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